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55 Cards in this Set

  • Front
  • Back

Which Organelle is responsible for photosynthesis

Chloroplast

All atoms of an element have the same number of

Protons

What is most closely associated with Darwin?

Natural Selection

In what way(s) is the science of biology influencing and changing our culture?

Revealing how mutations in genes can lead to disease; providing new tools for forensic investigations; helping us understand the relevance of evolution to human health

Antibiotic resistance evolves in bacteria because

The presence of antibiotics favors bacteria that already have genes for resistance

Where does protein synthesis take place?

on ribosomes

Adjacent water molecules are joined by___bonds

Hydrogen

Unequal reproductive success

can lead to natural selection

Give an example of a polysaccharide?

Starch

What structure manufactures the components of ribosomes?

Nucleolus

Nitrogen has an atomic number of 7; therefore, it has ___ electrons in its outermost electron shell

5

What is a health effect of a diet high in saturated fats?

Increased risk of heart attack

Carbohydrates typically include

C, H, and O atoms

Destruction of a protein's shape is called

Denaturation

Which domain(s) consist(s) of prokaryotic cells?

Bacteria and Archaea

In a scientific experiment, the control group

serves as a basis of comparison with the experimental group

What name is given to substances that resist changes in pH?

Buffers

Enzymes are

Proteins

A Hypothesis is a(n)

Tentative answer

A protein's function is dependent on its

Shape

You try to start your car, but it does not start. What is your hypothesis

My car's battery is dead

Animals store carbohydrates as

Glycogen

What structure can perform all the activities required for life?


Cells

Amino acids include a side group as well as

A central carbon, a hydrogen atom, an amino group, and a carboxyl group

What accounts for the different breeds of domesticated dogs?

Artificial selection

In plant cells, ___may contain organic nutrients, pigments, and poisons.

Central vacuoles

The tendency of molecules of the same kind to stick together is called

Cohesion

If one strand of DNA double helix has the sequence AGTACTG, what will be the sequence of the other strand?

TCATGAC

Why is water considered a polar molecule?

The oxygen end of the molecule has a slight negative charge, and they hydrogen end has a slight positive charge.

The lower the pH of a solution, the

more acidic the solution

You find a cell of a type you have never seen before. The cell has both a nucleus and a cell wall.Therefore, you conclude that it must be a ___cell.

Plant

When using a light microscope to view a cell you obtained from scraping under your fingernails, you notice that the cell lacks a nucleus; therefore, you conclude that the cell must be a type of ___cell.

Prokaryotic

What are the two main processes that ecosystems depend upon?

Nutrient recycling and energy flow

___are the major lipids of plasma membranes

Phospholipids

Tobacco smokers (and those exposed to tobacco smoke) are at a greater risk of an ectopic (tubal) pregnancy. Based on your understanding of the structures of the cytoskeleton, what is the best explanation?

Tobacco interferes with the sweeping motion of cilia that aids in the movement of the egg toward the uterus.

What is the function of the Golgi apparatus?

Digestion of organic matter inside the cell

Microtubules are associated with

Cilia, Cell shape, and Flagella

Based on its function in detoxifying drugs, you would expect to find a large amount of smooth ER in ___cells.

Liver

DNA nucleotides include

Thymine, Guanine, Adenine, and Cytosine

Beryllium's atomic mass is 9 and its atomic number is 4. How many neutrons are found in a beryllium atom?

5

Proteins are polymers constructed from ___monomers.

Amino acid

The bond between oppositely charged ions is a(n) ___bond.

Ionic

Relative to prokaryotic cells, eukaryotic cells are usually

Larger and more complex

Lysosomes are responsible for

Digestion of organic matter inside the cell

What is the name given to the reaction that breaks peptide bonds?

Hydrolysis

The four most common elements found in living things are

Carbon, Oxygen, Nitrogen, and Hydrogen

What is biology?

The scientific study of life

What type of microscope would be best for studying the detailed structure of the surface of a plasma membrane

Scanning electron microscope

What is not a property of life?

Populations of organisms rarely change over time

Isotopes of an element have the same number of ___ and different numbers of ___.

Protons...Neutrons

Sweating cools your body by

Evaporative cooling

The DNA of a eukaryotic cell is found within the

Nucleus

By definition, what type of fatty acid have double bonds?

unsaturated

more brightly colored male lizards over dull-colored males?Is it reasonable to conclude (i.e. supported by the data) that female collared lizards prefer

Yes, this conclusion is supported by the data

Which of the following is a characteristic of mitochondria that suggests that they might have evolved from free-living bacteria?

Mitochondria have their own DNA